From mboxrd@z Thu Jan 1 00:00:00 1970 From: tony@atomide.com (Tony Lindgren) Date: Thu, 3 Dec 2015 08:00:14 -0800 Subject: [PATCH 2/2] ARM: OMAP2+: Change core_initcall levels to postcore_initcall In-Reply-To: <1448900789-4034-3-git-send-email-tony@atomide.com> References: <1448900789-4034-1-git-send-email-tony@atomide.com> <1448900789-4034-3-git-send-email-tony@atomide.com> Message-ID: <20151203160014.GL23396@atomide.com> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org * Tony Lindgren [151130 08:29]: > We want to be able to probe a few selected device drivers before hwmod > code populates the clocks in omap_hwmod_setup_all(). This allows us to > convert most of the clock drivers into regular device drivers. > > We only need a few minimal clock drivers early for the system timers to > select between the 32KiHz clock and the high frequency oscillator. > > With these changes, initializing the clock drivers can be just done at > core_initcall time with something like: > > np = of_find_node_by_name(NULL, "plls"); > if (np) > of_platform_populate(np, NULL, NULL, NULL); > > And then these clocks will be available for the interconnect code to use. > > Having most of the clock drivers being regular device drivers allows > us to use the nice things like devm_* functions and dev_err and dev_dbg. > As an extra bonus, this also allows us to develop the clock drivers for > new SoCs as loadable modules initially for cases where we can boot up > the system based on the bootloader configured clocks. > > To do this, let's change the core_initcalls to postcore_initcall under > mach-omap2. FYI I'm applying this one into omap-for-v4.5/soc today, the first patch in this series needs more work as discussed. Regards, Tony